Question 1

Will a tooth infection spread to the rest of my body?

Accepted Answer

It can. An untreated dental abscess can spread into the deep tissues of the face and neck, and in rare cases cause a serious, even life-threatening infection requiring hospitalization. Facial swelling, fever, or difficulty swallowing or breathing is a medical emergency — seek care immediately.

Question 2

Can I just pull the tooth instead?

Accepted Answer

Yes, extraction is a legitimate alternative — but it has consequences. A missing tooth lets neighbors drift and the bone shrink, and replacing it with an implant or bridge usually costs more than the root canal would have. For a restorable tooth, saving it is generally the better long-term value.

Question 3

The pain went away on its own — do I still need treatment?

Accepted Answer

Probably yes. Pain often disappears because the nerve has died, not because the tooth healed. The bacteria are still there and will move into the bone. A pain-free tooth with a dead pulp still needs a root canal or extraction.

Question 4

How long can I safely wait?

Accepted Answer

There's no safe fixed window — it depends on the tooth and how fast the infection progresses. Some teeth smolder for months; others flare into swelling within days. Because waiting only narrows your options, the safest answer is to get it evaluated promptly rather than gamble on timing.

Question 5

Is it ever okay to leave an infected tooth untreated?

Accepted Answer

No. Either treat it with a root canal or remove it with extraction. An infected tooth left in place is a chronic source of bacteria that can flare at any time. The one acceptable form of waiting is a short, planned delay while you arrange definitive treatment.

What Happens If I Don't Get a Root Canal? · Risks of Waiting · Sunnyvale Endodontist